221488960

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{101}}^1$

素因数の和:225

約数の個数: 224

約数和(自身を含む): 671535360

約数和(自身を除く): 450046400

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 32, 35, 40, 44, 55, 56, 64, 70, 77, 80, 88, 89, 101, 110, 112, 140, 154, 160, 176, 178, 202, 220, 224, 280, 308, 320, 352, 356, 385, 404, 440, 445, 448, 505, 560, 616, 623, 704, 707, 712, 770, 808, 880, 890, 979, 1010, 1111, 1120, 1232, 1246, 1414, 1424, 1540, 1616, 1760, 1780, 1958, 2020, 2222, 2240, 2464, 2492, 2828, 2848, 3080, 3115, 3232, 3520, 3535, 3560, 3916, 4040, 4444, 4895, 4928, 4984, 5555, 5656, 5696, 6160, 6230, 6464, 6853, 7070, 7120, 7777, 7832, 8080, 8888, 8989, 9790, 9968, 11110, 11312, 12320, 12460, 13706, 14140, 14240, 15554, 15664, 16160, 17776, 17978, 19580, 19936, 22220, 22624, 24640, 24920, 27412, 28280, 28480, 31108, 31328, 32320, 34265, 35552, 35956, 38885, 39160, 39872, 44440, 44945, 45248, 49840, 54824, 56560, 62216, 62656, 62923, 68530, 71104, 71912, 77770, 78320, 88880, 89890, 98879, 99680, 109648, 113120, 124432, 125846, 137060, 143824, 155540, 156640, 177760, 179780, 197758, 199360, 219296, 226240, 248864, 251692, 274120, 287648, 311080, 313280, 314615, 355520, 359560, 395516, 438592, 494395, 497728, 503384, 548240, 575296, 622160, 629230, 692153, 719120, 791032, 988790, 1006768, 1096480, 1244320, 1258460, 1384306, 1438240, 1582064, 1977580, 2013536, 2192960, 2488640, 2516920, 2768612, 2876480, 3164128, 3460765, 3955160, 4027072, 5033840, 5537224, 6328256, 6921530, 7910320, 10067680, 11074448, 13843060, 15820640, 20135360, 22148896, 27686120, 31641280, 44297792, 55372240, 110744480, 221488960]

約数ペア:

[(1, 221488960), (2, 110744480), (4, 55372240), (5, 44297792), (7, 31641280), (8, 27686120), (10, 22148896), (11, 20135360), (14, 15820640), (16, 13843060), (20, 11074448), (22, 10067680), (28, 7910320), (32, 6921530), (35, 6328256), (40, 5537224), (44, 5033840), (55, 4027072), (56, 3955160), (64, 3460765), (70, 3164128), (77, 2876480), (80, 2768612), (88, 2516920), (89, 2488640), (101, 2192960), (110, 2013536), (112, 1977580), (140, 1582064), (154, 1438240), (160, 1384306), (176, 1258460), (178, 1244320), (202, 1096480), (220, 1006768), (224, 988790), (280, 791032), (308, 719120), (320, 692153), (352, 629230), (356, 622160), (385, 575296), (404, 548240), (440, 503384), (445, 497728), (448, 494395), (505, 438592), (560, 395516), (616, 359560), (623, 355520), (704, 314615), (707, 313280), (712, 311080), (770, 287648), (808, 274120), (880, 251692), (890, 248864), (979, 226240), (1010, 219296), (1111, 199360), (1120, 197758), (1232, 179780), (1246, 177760), (1414, 156640), (1424, 155540), (1540, 143824), (1616, 137060), (1760, 125846), (1780, 124432), (1958, 113120), (2020, 109648), (2222, 99680), (2240, 98879), (2464, 89890), (2492, 88880), (2828, 78320), (2848, 77770), (3080, 71912), (3115, 71104), (3232, 68530), (3520, 62923), (3535, 62656), (3560, 62216), (3916, 56560), (4040, 54824), (4444, 49840), (4895, 45248), (4928, 44945), (4984, 44440), (5555, 39872), (5656, 39160), (5696, 38885), (6160, 35956), (6230, 35552), (6464, 34265), (6853, 32320), (7070, 31328), (7120, 31108), (7777, 28480), (7832, 28280), (8080, 27412), (8888, 24920), (8989, 24640), (9790, 22624), (9968, 22220), (11110, 19936), (11312, 19580), (12320, 17978), (12460, 17776), (13706, 16160), (14140, 15664), (14240, 15554)]